Apparatus and method for antenna matching in mobile device
First Claim
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1. A method for an antenna matching in a mobile device, the method comprising:
- retrieving a lookup table from the mobile device;
determining a state of the mobile device;
determining an optimal Tunable Matching Network (TMN) circuit adjustment value in accordance with the determined state of the mobile device based on the retrieved lookup table; and
performing antenna matching in accordance with the optimal TMN circuit adjustment value,wherein the lookup table includes a plurality of groups, each group classifying all channels of each band of each service network into a respective group.
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Abstract
An apparatus and a method of realizing an antenna matching in accordance with a user'"'"'s body effect and a state of a mobile device are provided. The method includes determining a state of the mobile device on a basis of a call mode and at least one of whether an external device is connected to the mobile device, whether a receiver is being used, whether a speaker is being used, and whether a proximity sensor is activated, determining an optimal Tunable Matching Network (TMN) circuit adjustment value in accordance with the determined state, and performing the antenna matching in accordance with the optimal TMN circuit adjustment value.
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Citations
16 Claims
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1. A method for an antenna matching in a mobile device, the method comprising:
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retrieving a lookup table from the mobile device; determining a state of the mobile device; determining an optimal Tunable Matching Network (TMN) circuit adjustment value in accordance with the determined state of the mobile device based on the retrieved lookup table; and performing antenna matching in accordance with the optimal TMN circuit adjustment value, wherein the lookup table includes a plurality of groups, each group classifying all channels of each band of each service network into a respective group. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An apparatus for antenna matching in a mobile device, the apparatus comprising:
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a memory unit storing a lookup table; a control unit for determining a state of the mobile device, and for determining an optimal Tunable Matching Network (TMN) circuit adjustment value in accordance with the determined state of the mobile device based on the lookup table; and a TMN unit for receiving the optimal TMN circuit adjustment value from the control unit and for performing the antenna matching in accordance with the received value, wherein the lookup table includes a plurality of groups, each group classifying all channels of each band of each service network into a respective group. - View Dependent Claims (11, 12, 13, 14, 15)
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16. An apparatus for antenna matching in a mobile device, the apparatus comprising:
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a connector for connecting an external device; a proximity sensor for detecting an approach of a foreign object; a control unit for retrieving a lookup table and for determining a state of the mobile device on a basis of a signal received from the connector, a signal received from the proximity sensor, and a call mode, and for determining an optimal Tunable Matching Network (TMN) circuit adjustment value in accordance with the determined state of the mobile device based on the retrieved lookup table; and a TMN unit for receiving the optimal TMN circuit adjustment value from the control unit and for performing the antenna matching in accordance with the received value, wherein the lookup table includes a plurality of groups, each group classifying all channels of each band of each service network into a respective group.
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Specification